| Year | Position | Institution |
| 1971 | Purdue University 4 | |
| 1983 | Harvard Medical School 4 | |
| 1989 | Roche Institute Of Molecular Biology 4 | |
| 2009 | Mount Sinai School Of Medicine 4 |
| Year | Role | Course |
| 1971 | Trainee | Fertilization And Gamete Physiology Research Training Program 1971 |
| 1983 | Faculty/Staff/Lecturer | Embryology 1983 |
| 1989 | Faculty/Staff | Embryology 1989 |
| 2009 | Faculty | Frontiers In Reproduction 2009 |